Home / 2,538,326.40-3,807,662.40-809,059.20

Finding the Fourth Proportional to 2,538,326.40, 3,807,662.40 and 809,059.20

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Solution

The fourth proportional to 2,538,326.40, 3,807,662.40 and 809,059.20 is: 1,213,643.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,326.40 : 3,807,662.40 = 809,059.20 : x
  2. Step 2: Convert to fraction form
    2,538,326.40/3,807,662.40 = 809,059.20/x
  3. Step 3: Cross multiply
    2,538,326.40x = 3,807,662.40 × 809,059.20
  4. Step 4: Simplify right side
    2,538,326.40x = 3,080,624,295,214.08
  5. Step 5: Solve for x
    x = 3,080,624,295,214.08/2,538,326.40
  6. Step 6: Final answer
    x = 1,213,643.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.